My gcc version is 4.8.3 20140624. I can use is_pod, is_trivial, is_standard_layout, but fail when trying is_trivially_copyable, is_constructible and is_default_
concrete-syntax-tree
android-vectordrawable
next-pwa
wfastcgi
ledger-tables
winrt-async
cinder
c++17
model-driven-app
pycups
relate
indices
cordova-cli
outbound
react-native-notifications
cassandra-4.0
etherpad
information-visualization
gdkpixbuf
bottom-type
connection-string
final-class
dataloader
opentype
specifier
aiortc
angular-auxiliary-routes
lxd
shopify-template
android-dialog
